Fatal error: Interface 'Doctrine\DBAL\Driver\Connection' not found in /var/www/html/dev/spa/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/IBMDB2/DB2Connection.php on line 23

Call Stack:
    0.0006     258512   1. {main}() /var/www/html/dev/spa/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/IBMDB2/DB2Connection.php:0